
General Medicines
Where bold ideas and groundbreaking science shape
the future
of care
Medical Science Liaison
At a glance
With us, you’ll break new ground across a growing and diverse portfolio – from established medicines that millions rely on to pioneering breakthroughs in immunology and chronic disease care. Imagine the scale: your work will help deliver treatments to people around the world who live with diabetes, cardiovascular disease, and complications arising from transplant.
Fueled by groundbreaking advances in technology, we are accelerating innovation and expanding access faster than ever. If you’re ready to push boundaries, embrace the power of AI and digital tools, and shape the future of healthcare, this is where your ambition meets impact.
Job title: Medical Scientific Liaison
- Location: México City
- 50% of travel expected
- Job type: Permanent
About the job
Our Team:
The Medical Team at Sanofi is a high-performing team of Medical leaders who are a trusted source of scientific and Medical information and shared insights; effective and innovative strategic partners to our internal and external stakeholders; and dedicated to public health. We represent diverse experiences and backgrounds which strengthens our team and mirrors the healthcare communities we engage. As Medical Scientific Liaison, You’ll engage with healthcare professionals, institutions and payers, in a non-promotional manner, to identify and address their needs. MSLs use their scientific expertise to communicate and form partnerships to deliver the medical strategy, capture actionable insights and ultimately improve patient pathways and outcomes.
We are an innovative global healthcare company, committed to transforming the lives of people with immune challenges, rare diseases and blood disorders, cancers, and neurological disorders. From R&D to sales, our talented teams work together, revolutionizing treatment, continually improving products, understanding unmet needs, and connecting communities. We chase the miracles of science every single day, pursuing progress to make a real impact on millions of patients around the world.
Main responsibilities:
- Supports the development and maintenance of trusting relationships with healthcare professionals and institutions, creating constructive partnerships with internal and external stakeholders.
- Provides field medical expertise and engage with key stakeholders with fair and balanced scientific information for the therapeutic area.
- Supports local evidence generation activities when needed.
- Collaborates with internal and external stakeholders while maintaining full compliance with company, industry, legal and regulatory requirements.
- Generates insights from external stakeholder interaction
About you
- Experience: Relevant medical background working as a Medical Scientific Liaison role or similar position within the pharmaceutical industry.
- Soft skills:
- Strong communication and presentation skills to simplify complex topics
- Good negotiation and networking skills
- Strong business acumen
- Technical skills:
- Understanding of health economics and its impact on patient access and decision-making in the institutional healthcare sector.
- Strong understanding of institutional sector dynamics, including decision-making processes, stakeholder influence, and access pathways.
- An in-depth knowledge of the disease state, therapeutic area, the relevant products in the portfolio and in the pipeline- deep knowledge on health system and economics.
- Familiarity with omnichannel tools and being able to communicate via digital channels from non-office based environment.
- A good understanding of, or prior experience in, clinical development and clinical research. The ability to critically evaluate clinical study protocols, reports and publications is highly preferred.
- Education: Medical, pharmacy or post graduate level science degree
- Languages: Fluent in Spanish and Intermediate English is desired.
Pursue Progress. Discover Extraordinary.
Progress doesn’t happen without people – people from different backgrounds, in different locations, doing different roles, all united by one thing: a desire to make miracles happen. You can be one of those people. Chasing change, embracing new ideas and exploring all the opportunities we have to offer. Let’s pursue progress. And let’s discover extraordinary together.
At Sanofi, we provide equal opportunities to all regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, or gender identity. Watch our ALL IN video and check out our Diversity Equity and Inclusion actions at sanofi.com!
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Why work with us
- Do the never done before. We push the boundaries of what’s possible: expanding access, accelerating innovation, and finding new ways to improve everyday health for millions.
- Drive the transformation. We’re leading the shift to AI-powered healthcare, using digital tools to reinvent how medicines are developed, manufactured, and delivered worldwide.
- Deliver at scale. Our reach is unmatched—we bring trusted treatments to millions worldwide, ensuring broad access and real-world impact at every stage of care.
- Make an impact that matters. From tackling global health challenges to advancing sustainable, inclusive healthcare, everything we do is driven by purpose.
Who ignites your potential?
For Sam, it was her mom—teaching her to listen, push boundaries, and put patients first. At Sanofi, we know your inspiration drives your impact. Bring your passion, and together, we’ll chase the miracles of science.

"Each disease, each country, each person brings opportunities that challenge us to push the boundaries, to think of better ways to look at healthcare and pioneer new possibilities."

Olivier Charmeil
Executive Vice President, General Medicines
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